- (2R,4aS,6aS,12bR,14aS,14bR)-10-hydroxy-2,4a,6a,9,12b,14a-hexamethyl-11-oxo-1,2,3,4,4a,5,6,6a,11,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid
IUPAC: (2R,4aS,6aR,6aS,14aS,14bR)-10-hydroxy-2,4a,6a,6a,9,14a-hexamethyl-11-oxo-1,3,4,5,6,13,14,14b-octahydropicene-2-carboxylic acid
Celastrol is a chemical compound isolated from the root extracts of Tripterygium wilfordii and Celastrus regelii. Celastrol is a pentacyclic triterpenoid and belongs to the family of quinone methides. In mice, celastrol increases expression of IL1R1, which is the receptor for the cytokine interleukin-1. Celastrol is an antioxidant, anti-inflammatory and immunosuppressive agent.